Concessão da patente
#16.1
04/26/1988
RPI 914
Application data
Number
PI8104626Type
Filing
Publication
The letters patent expired on 10/08/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
NHK Spring Co.,Ltd.
JP
Inventors
M. S. (pessoa física)
T. F. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/26/1988
RPI 914
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01/26/1988
RPI 901
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RPI 849
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07/23/1985
RPI 770
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06/29/1982
RPI 610
#3.1
04/06/1982
RPI 598
#21.1
10/08/1996
RPI 1349
Same category
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